2018553680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1747}}^1$

素因数の和:1885

約数の個数: 160

約数和(自身を含む): 5571393408

約数和(自身を除く): 3552839728

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 101, 104, 110, 130, 143, 176, 202, 208, 220, 260, 286, 404, 440, 505, 520, 572, 715, 808, 880, 1010, 1040, 1111, 1144, 1313, 1430, 1616, 1747, 2020, 2222, 2288, 2626, 2860, 3494, 4040, 4444, 5252, 5555, 5720, 6565, 6988, 8080, 8735, 8888, 10504, 11110, 11440, 13130, 13976, 14443, 17470, 17776, 19217, 21008, 22220, 22711, 26260, 27952, 28886, 34940, 38434, 44440, 45422, 52520, 57772, 69880, 72215, 76868, 88880, 90844, 96085, 105040, 113555, 115544, 139760, 144430, 153736, 176447, 181688, 192170, 227110, 231088, 249821, 288860, 307472, 352894, 363376, 384340, 454220, 499642, 577720, 705788, 768680, 882235, 908440, 999284, 1155440, 1249105, 1411576, 1537360, 1764470, 1816880, 1940917, 1998568, 2293811, 2498210, 2823152, 3528940, 3881834, 3997136, 4587622, 4996420, 7057880, 7763668, 9175244, 9704585, 9992840, 11469055, 14115760, 15527336, 18350488, 19409170, 19985680, 22938110, 25231921, 31054672, 36700976, 38818340, 45876220, 50463842, 77636680, 91752440, 100927684, 126159605, 155273360, 183504880, 201855368, 252319210, 403710736, 504638420, 1009276840, 2018553680]

約数ペア:

[(1, 2018553680), (2, 1009276840), (4, 504638420), (5, 403710736), (8, 252319210), (10, 201855368), (11, 183504880), (13, 155273360), (16, 126159605), (20, 100927684), (22, 91752440), (26, 77636680), (40, 50463842), (44, 45876220), (52, 38818340), (55, 36700976), (65, 31054672), (80, 25231921), (88, 22938110), (101, 19985680), (104, 19409170), (110, 18350488), (130, 15527336), (143, 14115760), (176, 11469055), (202, 9992840), (208, 9704585), (220, 9175244), (260, 7763668), (286, 7057880), (404, 4996420), (440, 4587622), (505, 3997136), (520, 3881834), (572, 3528940), (715, 2823152), (808, 2498210), (880, 2293811), (1010, 1998568), (1040, 1940917), (1111, 1816880), (1144, 1764470), (1313, 1537360), (1430, 1411576), (1616, 1249105), (1747, 1155440), (2020, 999284), (2222, 908440), (2288, 882235), (2626, 768680), (2860, 705788), (3494, 577720), (4040, 499642), (4444, 454220), (5252, 384340), (5555, 363376), (5720, 352894), (6565, 307472), (6988, 288860), (8080, 249821), (8735, 231088), (8888, 227110), (10504, 192170), (11110, 181688), (11440, 176447), (13130, 153736), (13976, 144430), (14443, 139760), (17470, 115544), (17776, 113555), (19217, 105040), (21008, 96085), (22220, 90844), (22711, 88880), (26260, 76868), (27952, 72215), (28886, 69880), (34940, 57772), (38434, 52520), (44440, 45422)]